swath: IW1
Bperp (average): 138.86432554512683
Bpar (average): -45.13211468808487
swath: IW2
Bperp (average): 134.72670293145114
Bpar (average): -56.332569705037
swath: IW3
Bperp (average): 130.5350069596048
Bpar (average): -65.49584839487625